RT Journal Article SR Electronic T1 Free radicals and redox signalling in cardiovascular disease: introduction JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 485 OP 485 DO 10.1136/hrt.2003.032482 VO 90 IS 5 A1 A M Shah A1 K M Channon YR 2004 UL http://heart.bmj.com/content/90/5/485.1.abstract AB